Home / 131,548.96-197,325.84-42,802.12

Finding the Fourth Proportional to 131,548.96, 197,325.84 and 42,802.12

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Solution

The fourth proportional to 131,548.96, 197,325.84 and 42,802.12 is: 64,203.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,548.96 : 197,325.84 = 42,802.12 : x
  2. Step 2: Convert to fraction form
    131,548.96/197,325.84 = 42,802.12/x
  3. Step 3: Cross multiply
    131,548.96x = 197,325.84 × 42,802.12
  4. Step 4: Simplify right side
    131,548.96x = 8,445,964,282.78
  5. Step 5: Solve for x
    x = 8,445,964,282.78/131,548.96
  6. Step 6: Final answer
    x = 64,203.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.